47 years of Earth Day and STILL we #marchforscience

April 22, 1970: The first nationwide Earth Day celebration is organized by Sen. Gaylord Nelson and Dennis Hayes. It creates a national political presence for environmental concerns. Millions of Americans demonstrate for air and water cleanup and preservation of nature. April 22, 2017: March for Science. “The March for Science champions robustly funded and publicly […]

via April 22, 1970: First Earth Day; 2017: March for Science; 1915: First Use of Chlorine as a Terror Weapon — This Day in Water History

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